Spice · Other

Sumac (Rhus Coriaria)

Provisional Moderate Scorebotanical

Hermetica Superfood Encyclopedia

Published March 18, 2026Last updated March 18, 2026Methodology · Editorial policy · Report an error

Evidence review status: unreviewed

Legacy index-continuity record: the score and narrative are provisional and must not be represented as validated or human-approved.

Review flags: AWAITING_SEMANTIC_VALIDATION

Provisional Summary

Sumac (Rhus coriaria) contains high concentrations of tannins and gallic acid that provide potent antioxidant and anti-inflammatory effects. These polyphenolic compounds help reduce oxidative stress and may support cardiovascular health through multiple pathways.

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Screened PMID Records

Reported Benefits

Pending

Synergy Review

At a Glance

CategorySpice

GroupOther

Public Score StatusProvisional Moderate

Primary Keywordsumac benefits

Sumac close-up macro showing natural texture and detail — rich in antioxidant, anti-inflammatory, antimicrobial

Sumac (Rhus Coriaria) — botanical close-up

Reported Benefits (Provisional)

Sumac is rich in antioxidants like tannins, which combat oxidative stress and protect cells from damage. This reduces the risk of chronic diseases. - It exhibits anti-inflammatory properties that can alleviate symptoms of arthritis and other inflammatory conditions. - Sumac supports cardiovascular health by lowering cholesterol levels and improving blood vessel function. - It may aid in weight management by enhancing fat metabolism and reducing appetite. - The spice has antimicrobial properties that can inhibit the growth of harmful bacteria, supporting immune health. - Sumac can improve digestive health by promoting the growth of beneficial gut bacteria. - It may help regulate blood sugar levels, reducing the risk of type 2 diabetes by improving insulin sensitivity.

Origin & History

Natural habitat

Sumac is a spice derived from the dried and ground berries of the Rhus Coriaria plant, native to the Middle East and parts of the Mediterranean. The berries are harvested, dried, and ground into a coarse powder, giving it a distinct tangy flavor.

“Sumac has been used for centuries in Middle Eastern cuisine for its tart flavor and as a medicinal plant in traditional practices. It was historically used by Native Americans for its health benefits.”Traditional Medicine

Research Narrative (Provisional)

Preliminary studies and in vitro research suggest sumac's antioxidant and anti-inflammatory properties. Human trials are limited, warranting further research.

Preparation & Dosage

Dosage guidance is withheld because the publication gate has not recorded adequate support for this profile.

Nutritional Profile

- High in vitamin C, supporting immune function. - Contains tannins, which have antioxidant effects. - Provides dietary fiber, aiding in digestion. - Low in calories, making it a healthy flavor enhancer.

Reported Mechanism (Provisional)

Mechanism of Action

Sumac's tannins and gallic acid scavenge free radicals by donating hydrogen atoms to reactive oxygen species, breaking oxidative chain reactions. These polyphenols inhibit pro-inflammatory enzymes like cyclooxygenase and lipoxygenase while activating Nrf2 pathways that upregulate endogenous antioxidant production. The compounds also help regulate lipid metabolism by inhibiting HMG-CoA reductase activity.

Clinical Narrative (Provisional)

Human studies on sumac supplementation are limited but promising. A randomized controlled trial with 41 participants showed 3g daily sumac powder reduced LDL cholesterol by 12.9% over 3 months. Small studies suggest anti-inflammatory effects, with one trial showing reduced inflammatory markers in 22 adults after 4 weeks of 500mg sumac extract. Most evidence comes from in vitro and animal studies demonstrating antioxidant activity. Larger, longer-duration human trials are needed to confirm therapeutic benefits.

Also Known As

Rhus coriariaSicilian sumacTanner's sumacElm-leaved sumacMediterranean sumacSyrian sumacSummaqZa'atar sumac

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These statements have not been evaluated by the Food and Drug Administration. This content is for informational purposes only and is not intended to diagnose, treat, cure, or prevent any disease.

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